Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDsRuGhKXCSbeVrN/h8E+dxQ1PAl65UQvfoN1Qj6wgU5jvK2nD0qIlGwjmF… (1,748 chars)"
  }
}